| Classification | Acrosiphonia: Ulotrichaceae |
| Harvard University Herbaria Barcode(s) | 01131523 |
| Collector | H. R. Merchant |
| Collector number | HM005 |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Washington County: Milbridge |
| Locality | McLellan Park |
| Date Collected | 2023-05-22 |
| Habitat | Mid intertidal zone |
| Substrate | Growing on Ascophyllum nodosum with Vertebrata lanosa |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c55b7fae-e052-4a2d-89f0-278102468429 |
| Harvard University Herbaria Barcode | 01131523 |
| Herbarium | FH |
| Family | Ulotrichaceae |
| Determination | Acrosiphonia arcta (Dillwyn) Gain |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Dried |